/* Main program of GNU linker.
- Copyright (C) 1991-2016 Free Software Foundation, Inc.
+ Copyright (C) 1991-2019 Free Software Foundation, Inc.
Written by Steve Chamberlain steve@cygnus.com
This file is part of the GNU Binutils.
#include "libiberty.h"
#include "progress.h"
#include "bfdlink.h"
+#include "ctf-api.h"
#include "filenames.h"
#include "ld.h"
#include <string.h>
-#ifdef HAVE_SBRK
-#if !HAVE_DECL_SBRK
-extern void *sbrk ();
-#endif
-#endif
-
#ifndef TARGET_SYSTEM_ROOT
#define TARGET_SYSTEM_ROOT ""
#endif
int g_switch_value = 8;
/* Nonzero means print names of input files as processed. */
-bfd_boolean trace_files;
+unsigned int trace_files;
/* Nonzero means report actions taken by the linker, and describe the linker script in use. */
bfd_boolean verbose;
einfo,
info_msg,
minfo,
- ldlang_override_segment_assignment
+ ldlang_override_segment_assignment,
+ ldlang_ctf_apply_strsym,
+ ldlang_write_ctf_late
};
static bfd_assert_handler_type default_bfd_assert_handler;
{
char *emulation;
long start_time = get_run_time ();
-#ifdef HAVE_SBRK
- char *start_sbrk = (char *) sbrk (0);
-#endif
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
setlocale (LC_MESSAGES, "");
expandargv (&argc, &argv);
- bfd_init ();
+ if (bfd_init () != BFD_INIT_MAGIC)
+ einfo (_("%F%P: fatal error: libbfd ABI mismatch\n"));
bfd_set_error_program_name (program_name);
if (*ld_sysroot)
ld_canon_sysroot = lrealpath (ld_sysroot);
if (ld_canon_sysroot)
- ld_canon_sysroot_len = strlen (ld_canon_sysroot);
+ {
+ ld_canon_sysroot_len = strlen (ld_canon_sysroot);
+
+ /* is_sysrooted_pathname() relies on no trailing dirsep. */
+ if (ld_canon_sysroot_len > 0
+ && IS_DIR_SEPARATOR (ld_canon_sysroot [ld_canon_sysroot_len - 1]))
+ ld_canon_sysroot [--ld_canon_sysroot_len] = '\0';
+ }
else
ld_canon_sysroot_len = -1;
config.make_executable = TRUE;
config.magic_demand_paged = TRUE;
config.text_read_only = TRUE;
+ config.print_map_discarded = TRUE;
link_info.disable_target_specific_optimizations = -1;
command_line.warn_mismatch = TRUE;
link_info.keep_memory = TRUE;
link_info.combreloc = TRUE;
link_info.strip_discarded = TRUE;
- link_info.emit_hash = TRUE;
+ link_info.prohibit_multiple_definition_absolute = FALSE;
+ link_info.emit_hash = DEFAULT_EMIT_SYSV_HASH;
+ link_info.emit_gnu_hash = DEFAULT_EMIT_GNU_HASH;
link_info.callbacks = &link_callbacks;
link_info.input_bfds_tail = &link_info.input_bfds;
/* SVR4 linkers seem to set DT_INIT and DT_FINI based on magic _init
#ifdef DEFAULT_FLAG_COMPRESS_DEBUG
link_info.compress_debug = COMPRESS_DEBUG_GABI_ZLIB;
#endif
+#ifdef DEFAULT_NEW_DTAGS
+ link_info.new_dtags = DEFAULT_NEW_DTAGS;
+#endif
ldfile_add_arch ("");
emulation = get_emulation (argc, argv);
ldemul_choose_mode (emulation);
default_target = ldemul_choose_target (argc, argv);
- config.maxpagesize = bfd_emul_get_maxpagesize (default_target);
- config.commonpagesize = bfd_emul_get_commonpagesize (default_target);
lang_init ();
ldexp_init ();
ldemul_before_parse ();
if (saved_script_handle == NULL
&& command_line.default_script != NULL)
{
- ldfile_open_command_file (command_line.default_script);
+ ldfile_open_script_file (command_line.default_script);
parser_input = input_script;
yyparse ();
}
info_msg ("\n==================================================\n");
}
+ if (command_line.force_group_allocation
+ || !bfd_link_relocatable (&link_info))
+ link_info.resolve_section_groups = TRUE;
+ else
+ link_info.resolve_section_groups = FALSE;
+
if (command_line.print_output_format)
info_msg ("%s\n", lang_get_output_target ());
if (argc == 2 && version_printed)
xexit (0);
+ if (link_info.inhibit_common_definition && !bfd_link_dll (&link_info))
+ einfo (_("%F%P: --no-define-common may not be used without -shared\n"));
+
if (!lang_has_input_file)
{
if (version_printed || command_line.print_output_format)
xexit (0);
- einfo (_("%P%F: no input files\n"));
+ einfo (_("%F%P: no input files\n"));
}
- if (trace_files)
+ if (verbose)
info_msg (_("%P: mode %s\n"), emulation);
ldemul_after_parse ();
if (config.map_file == (FILE *) NULL)
{
bfd_set_error (bfd_error_system_call);
- einfo (_("%P%F: cannot open map file %s: %E\n"),
+ einfo (_("%F%P: cannot open map file %s: %E\n"),
config.map_filename);
}
}
+ link_info.has_map_file = TRUE;
}
lang_process ();
want to ignore for relocatable output?) */
if (!config.make_executable && !force_make_executable)
{
- if (trace_files)
+ if (verbose)
einfo (_("%P: link errors found, deleting executable `%s'\n"),
output_filename);
else
{
if (!bfd_close (link_info.output_bfd))
- einfo (_("%F%B: final close failed: %E\n"), link_info.output_bfd);
+ einfo (_("%F%P: %pB: final close failed: %E\n"), link_info.output_bfd);
/* If the --force-exe-suffix is enabled, and we're making an
executable file and it doesn't end in .exe, copy it to one
dst = fopen (dst_name, FOPEN_WB);
if (!src)
- einfo (_("%P%F: unable to open for source of copy `%s'\n"),
+ einfo (_("%F%P: unable to open for source of copy `%s'\n"),
output_filename);
if (!dst)
- einfo (_("%P%F: unable to open for destination of copy `%s'\n"),
+ einfo (_("%F%P: unable to open for destination of copy `%s'\n"),
dst_name);
while ((l = fread (buf, 1, bsize, src)) > 0)
{
int done = fwrite (buf, 1, l, dst);
if (done != l)
- einfo (_("%P: Error writing file `%s'\n"), dst_name);
+ einfo (_("%P: error writing file `%s'\n"), dst_name);
}
fclose (src);
if (fclose (dst) == EOF)
- einfo (_("%P: Error closing file `%s'\n"), dst_name);
+ einfo (_("%P: error closing file `%s'\n"), dst_name);
free (dst_name);
free (buf);
}
if (config.stats)
{
-#ifdef HAVE_SBRK
- char *lim = (char *) sbrk (0);
-#endif
long run_time = get_run_time () - start_time;
fflush (stdout);
fprintf (stderr, _("%s: total time in link: %ld.%06ld\n"),
program_name, run_time / 1000000, run_time % 1000000);
-#ifdef HAVE_SBRK
- fprintf (stderr, _("%s: data size %ld\n"), program_name,
- (long) (lim - start_sbrk));
-#endif
fflush (stderr);
}
get_sysroot (int argc, char **argv)
{
int i;
- const char *path;
+ const char *path = NULL;
for (i = 1; i < argc; i++)
if (CONST_STRNEQ (argv[i], "--sysroot="))
- return argv[i] + strlen ("--sysroot=");
+ path = argv[i] + strlen ("--sysroot=");
- path = get_relative_sysroot (BINDIR);
- if (path)
- return path;
+ if (!path)
+ path = get_relative_sysroot (BINDIR);
- path = get_relative_sysroot (TOOLBINDIR);
- if (path)
- return path;
+ if (!path)
+ path = get_relative_sysroot (TOOLBINDIR);
+
+ if (!path)
+ path = TARGET_SYSTEM_ROOT;
- return TARGET_SYSTEM_ROOT;
+ if (IS_DIR_SEPARATOR (*path) && path[1] == 0)
+ path = "";
+
+ return path;
}
/* We need to find any explicitly given emulation in order to initialize the
i++;
}
else
- einfo (_("%P%F: missing argument to -m\n"));
+ einfo (_("%F%P: missing argument to -m\n"));
}
else if (strcmp (argv[i], "-mips1") == 0
|| strcmp (argv[i], "-mips2") == 0
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
- einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
}
if (bfd_hash_lookup (link_info.notice_hash, name, TRUE, TRUE) == NULL)
- einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_lookup failed: %E\n"));
}
void
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
- einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
}
if (bfd_hash_lookup (info->ignore_hash, name, TRUE, TRUE) == NULL)
- einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_lookup failed: %E\n"));
}
/* Record a symbol to be wrapped, from the --wrap option. */
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
- einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
}
if (bfd_hash_lookup (link_info.wrap_hash, name, TRUE, TRUE) == NULL)
- einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_lookup failed: %E\n"));
}
/* Handle the -retain-symbols-file option. */
xmalloc (sizeof (struct bfd_hash_table));
if (!bfd_hash_table_init (link_info.keep_hash, bfd_hash_newfunc,
sizeof (struct bfd_hash_entry)))
- einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
bufsize = 100;
buf = (char *) xmalloc (bufsize);
buf[len] = '\0';
if (bfd_hash_lookup (link_info.keep_hash, buf, TRUE, TRUE) == NULL)
- einfo (_("%P%F: bfd_hash_lookup for insertion failed: %E\n"));
+ einfo (_("%F%P: bfd_hash_lookup for insertion failed: %E\n"));
}
}
bfd **subsbfd ATTRIBUTE_UNUSED)
{
lang_input_statement_type *input;
+ lang_input_statement_type *parent;
lang_input_statement_type orig_input;
input = (lang_input_statement_type *)
input->local_sym_name = abfd->filename;
input->the_bfd = abfd;
+ parent = bfd_usrdata (abfd->my_archive);
+ if (parent != NULL && !parent->flags.reload)
+ parent->next = input;
+
/* Save the original data for trace files/tries below, as plugins
(if enabled) may possibly alter it to point to a replacement
BFD, but we still want to output the original BFD filename. */
{
/* Don't claim new IR symbols after all IR symbols have
been claimed. */
- if (trace_files || verbose)
- info_msg ("%I: no new IR symbols to claimi\n",
+ if (verbose)
+ info_msg ("%pI: no new IR symbols to claimi\n",
&orig_input);
input->flags.claimed = 0;
return FALSE;
int len;
h = bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE);
+ if (h == NULL
+ && info->pei386_auto_import
+ && CONST_STRNEQ (name, "__imp_"))
+ h = bfd_link_hash_lookup (info->hash, name + 6, FALSE, FALSE, TRUE);
if (h == NULL)
from = NULL;
if (!header_printed)
{
- char buf[100];
-
- sprintf (buf, _("Archive member included "
- "to satisfy reference by file (symbol)\n\n"));
- minfo ("%s", buf);
+ minfo (_("Archive member included to satisfy reference by file (symbol)\n\n"));
header_printed = TRUE;
}
}
if (from != NULL)
- minfo ("%B ", from);
+ minfo ("%pB ", from);
if (h != NULL)
- minfo ("(%T)\n", h->root.string);
+ minfo ("(%pT)\n", h->root.string);
else
minfo ("(%s)\n", name);
}
- if (trace_files || verbose)
- info_msg ("%I\n", &orig_input);
+ if (verbose
+ || trace_files > 1
+ || (trace_files && bfd_is_thin_archive (orig_input.the_bfd->my_archive)))
+ info_msg ("%pI\n", &orig_input);
return TRUE;
}
discarded, and this is not really a multiple definition at all.
FIXME: It would be cleaner to somehow ignore symbols defined in
sections which are being discarded. */
- if ((osec->output_section != NULL
- && !bfd_is_abs_section (osec)
- && bfd_is_abs_section (osec->output_section))
- || (nsec->output_section != NULL
- && !bfd_is_abs_section (nsec)
- && bfd_is_abs_section (nsec->output_section)))
+ if (!info->prohibit_multiple_definition_absolute
+ && ((osec->output_section != NULL
+ && ! bfd_is_abs_section (osec)
+ && bfd_is_abs_section (osec->output_section))
+ || (nsec->output_section != NULL
+ && !bfd_is_abs_section (nsec)
+ && bfd_is_abs_section (nsec->output_section))))
return;
name = h->root.string;
nval = oval;
obfd = NULL;
}
- einfo (_("%X%C: multiple definition of `%T'\n"),
+ einfo (_("%X%P: %C: multiple definition of `%pT'"),
nbfd, nsec, nval, name);
if (obfd != NULL)
- einfo (_("%D: first defined here\n"), obfd, osec, oval);
+ einfo (_("; %D: first defined here"), obfd, osec, oval);
+ einfo ("\n");
if (RELAXATION_ENABLED_BY_USER)
{
- einfo (_("%P: Disabling relaxation: it will not work with multiple definitions\n"));
+ einfo (_("%P: disabling relaxation; it will not work with multiple definitions\n"));
DISABLE_RELAXATION;
}
}
|| ntype == bfd_link_hash_indirect)
{
ASSERT (otype == bfd_link_hash_common);
- einfo (_("%B: warning: definition of `%T' overriding common\n"),
- nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: common is here\n"), obfd);
+ einfo (_("%P: %pB: warning: definition of `%pT' overriding common"
+ " from %pB\n"),
+ nbfd, name, obfd);
+ else
+ einfo (_("%P: %pB: warning: definition of `%pT' overriding common\n"),
+ nbfd, name);
}
else if (otype == bfd_link_hash_defined
|| otype == bfd_link_hash_defweak
|| otype == bfd_link_hash_indirect)
{
ASSERT (ntype == bfd_link_hash_common);
- einfo (_("%B: warning: common of `%T' overridden by definition\n"),
- nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: defined here\n"), obfd);
+ einfo (_("%P: %pB: warning: common of `%pT' overridden by definition"
+ " from %pB\n"),
+ nbfd, name, obfd);
+ else
+ einfo (_("%P: %pB: warning: common of `%pT' overridden by definition\n"),
+ nbfd, name);
}
else
{
ASSERT (otype == bfd_link_hash_common && ntype == bfd_link_hash_common);
if (osize > nsize)
{
- einfo (_("%B: warning: common of `%T' overridden by larger common\n"),
- nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: larger common is here\n"), obfd);
+ einfo (_("%P: %pB: warning: common of `%pT' overridden"
+ " by larger common from %pB\n"),
+ nbfd, name, obfd);
+ else
+ einfo (_("%P: %pB: warning: common of `%pT' overridden"
+ " by larger common\n"),
+ nbfd, name);
}
else if (nsize > osize)
{
- einfo (_("%B: warning: common of `%T' overriding smaller common\n"),
- nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: smaller common is here\n"), obfd);
+ einfo (_("%P: %pB: warning: common of `%pT' overriding"
+ " smaller common from %pB\n"),
+ nbfd, name, obfd);
+ else
+ einfo (_("%P: %pB: warning: common of `%pT' overriding"
+ " smaller common\n"),
+ nbfd, name);
}
else
{
- einfo (_("%B: warning: multiple common of `%T'\n"), nbfd, name);
if (obfd != NULL)
- einfo (_("%B: warning: previous common is here\n"), obfd);
+ einfo (_("%P: %pB and %pB: warning: multiple common of `%pT'\n"),
+ nbfd, obfd, name);
+ else
+ einfo (_("%P: %pB: warning: multiple common of `%pT'\n"),
+ nbfd, name);
}
}
}
if (bfd_reloc_type_lookup (info->output_bfd, BFD_RELOC_CTOR) == NULL
&& (bfd_link_relocatable (info)
|| bfd_reloc_type_lookup (abfd, BFD_RELOC_CTOR) == NULL))
- einfo (_("%P%F: BFD backend error: BFD_RELOC_CTOR unsupported\n"));
+ einfo (_("%F%P: BFD backend error: BFD_RELOC_CTOR unsupported\n"));
s = set_name;
if (bfd_get_symbol_leading_char (abfd) != '\0')
h = bfd_link_hash_lookup (info->hash, set_name, TRUE, TRUE, TRUE);
if (h == (struct bfd_link_hash_entry *) NULL)
- einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n"));
+ einfo (_("%F%P: bfd_link_hash_lookup failed: %E\n"));
if (h->type == bfd_link_hash_new)
{
h->type = bfd_link_hash_undefined;
struct warning_callback_info cinfo;
if (!bfd_generic_link_read_symbols (abfd))
- einfo (_("%B%F: could not read symbols: %E\n"), abfd);
+ einfo (_("%F%P: %pB: could not read symbols: %E\n"), abfd);
cinfo.found = FALSE;
cinfo.warning = warning;
return;
if (section != NULL)
- einfo ("%C: %s%s\n", abfd, section, address, _("warning: "), warning);
+ einfo ("%P: %C: %s%s\n", abfd, section, address, _("warning: "), warning);
else if (abfd == NULL)
einfo ("%P: %s%s\n", _("warning: "), warning);
else if (symbol == NULL)
- einfo ("%B: %s%s\n", abfd, _("warning: "), warning);
+ einfo ("%P: %pB: %s%s\n", abfd, _("warning: "), warning);
else if (!symbol_warning (warning, symbol, abfd))
{
bfd *b;
for (b = info->input_bfds; b; b = b->link.next)
if (b != abfd && symbol_warning (warning, symbol, b))
return;
- einfo ("%B: %s%s\n", abfd, _("warning: "), warning);
+ einfo ("%P: %pB: %s%s\n", abfd, _("warning: "), warning);
}
}
relsize = bfd_get_reloc_upper_bound (abfd, sec);
if (relsize < 0)
- einfo (_("%B%F: could not read relocs: %E\n"), abfd);
+ einfo (_("%F%P: %pB: could not read relocs: %E\n"), abfd);
if (relsize == 0)
return;
relpp = (arelent **) xmalloc (relsize);
relcount = bfd_canonicalize_reloc (abfd, sec, relpp, info->asymbols);
if (relcount < 0)
- einfo (_("%B%F: could not read relocs: %E\n"), abfd);
+ einfo (_("%F%P: %pB: could not read relocs: %E\n"), abfd);
p = relpp;
pend = p + relcount;
&& strcmp (bfd_asymbol_name (*q->sym_ptr_ptr), info->symbol) == 0)
{
/* We found a reloc for the symbol we are looking for. */
- einfo ("%C: %s%s\n", abfd, sec, q->address, _("warning: "),
+ einfo ("%P: %C: %s%s\n", abfd, sec, q->address, _("warning: "),
info->warning);
info->found = TRUE;
break;
if (error_count < MAX_ERRORS_IN_A_ROW)
{
if (error)
- einfo (_("%X%C: undefined reference to `%T'\n"),
+ einfo (_("%X%P: %C: undefined reference to `%pT'\n"),
abfd, section, address, name);
else
- einfo (_("%C: warning: undefined reference to `%T'\n"),
+ einfo (_("%P: %C: warning: undefined reference to `%pT'\n"),
abfd, section, address, name);
}
else if (error_count == MAX_ERRORS_IN_A_ROW)
{
if (error)
- einfo (_("%X%D: more undefined references to `%T' follow\n"),
+ einfo (_("%X%P: %D: more undefined references to `%pT' follow\n"),
abfd, section, address, name);
else
- einfo (_("%D: warning: more undefined references to `%T' follow\n"),
+ einfo (_("%P: %D: warning: more undefined references to `%pT' follow\n"),
abfd, section, address, name);
}
else if (error)
if (error_count < MAX_ERRORS_IN_A_ROW)
{
if (error)
- einfo (_("%X%B: undefined reference to `%T'\n"),
+ einfo (_("%X%P: %pB: undefined reference to `%pT'\n"),
abfd, name);
else
- einfo (_("%B: warning: undefined reference to `%T'\n"),
+ einfo (_("%P: %pB: warning: undefined reference to `%pT'\n"),
abfd, name);
}
else if (error_count == MAX_ERRORS_IN_A_ROW)
{
if (error)
- einfo (_("%X%B: more undefined references to `%T' follow\n"),
+ einfo (_("%X%P: %pB: more undefined references to `%pT' follow\n"),
abfd, name);
else
- einfo (_("%B: warning: more undefined references to `%T' follow\n"),
+ einfo (_("%P: %pB: warning: more undefined references to `%pT' follow\n"),
abfd, name);
}
else if (error)
case bfd_link_hash_undefined:
case bfd_link_hash_undefweak:
einfo (_(" relocation truncated to fit: "
- "%s against undefined symbol `%T'"),
+ "%s against undefined symbol `%pT'"),
reloc_name, entry->root.string);
break;
case bfd_link_hash_defined:
case bfd_link_hash_defweak:
einfo (_(" relocation truncated to fit: "
- "%s against symbol `%T' defined in %A section in %B"),
+ "%s against symbol `%pT' defined in %pA section in %pB"),
reloc_name, entry->root.string,
entry->u.def.section,
entry->u.def.section == bfd_abs_section_ptr
}
}
else
- einfo (_(" relocation truncated to fit: %s against `%T'"),
+ einfo (_(" relocation truncated to fit: %s against `%pT'"),
reloc_name, name);
if (addend != 0)
einfo ("+%v", addend);
asection *section,
bfd_vma address)
{
- einfo (_("%X%H: reloc refers to symbol `%T' which is not being output\n"),
+ einfo (_("%X%H: reloc refers to symbol `%pT' which is not being output\n"),
abfd, section, address, name);
}
&& bfd_hash_lookup (info->notice_hash, name, FALSE, FALSE) != NULL)
{
if (bfd_is_und_section (section))
- einfo ("%B: reference to %s\n", abfd, name);
+ einfo (_("%P: %pB: reference to %s\n"), abfd, name);
else
- einfo ("%B: definition of %s\n", abfd, name);
+ einfo (_("%P: %pB: definition of %s\n"), abfd, name);
}
if (command_line.cref || nocrossref_list != NULL)
projects / deliverable / binutils-gdb.git / blobdiff